BIBDS OF NOBTH AND MIDBLE AMEEIOA 651 



ward through western Washington (Mt. Vernon, Skagit Valley; 

 Seattle; Tacoma) and western Oregon to northern coast district of 

 California (Eureka, Humboldt County; Mount Tamalpais and Point 

 Reyes, Marin County), and along the Sierra Nevada to Calaveras 

 County (Big Trees). 



Strix ocddentalis (not Symium ocddentah Xantus) Belding, Proc. TJ. S. Nat. 

 Mus., V, 1883, 550, in text (Big Trees, Calaveras Co., California; notes).— 

 CouES, Check List, 2d ed., 1882, no. 478, part. 



S[tnx] ocddentalis Coues, Key N. Am. Birds, 2d ed., 1884, 510, part. 



Symium ocddentale Bbndibe, Life Hist. N. Am. Birds, (i), 1892, 343, part. — 

 Ehoads, Auk, X, 1893, 17 (near Tacoma, Washington; crit.); Proc. Ac. 

 Nat. Sci. Phila., 1893, 91 (Tacoma).— Brooks, Auk, xvii, 1900, 105 (lower 

 Fraser Valley, Brit. Columbia). 



Symium ocddentale caurinum Mbkeiam, Auk, xv, Jan., 189?^ 39, 40 (Mt. Vernon, 

 Skagit Valley, Washington; coll. TJ. S. Nat. Mus.). — American Ornithol- 

 ogists' Union Committee, Auk, xvi, 1899, 109. — Bowles, Auk, xxiii, 1906, 

 143 (Tacoma, Washington, bet. 19, 1898). 



Symium ocddentalis caurinum Kermode, Provincial Mus., Victoria, 1909, 46 

 (ChUliwack, Brit. Columbia). 



Stiix ocddentalis caurina American Ornithologists' Union Committee, Auk, 

 XXV, July, 1908, 371; Check List, 3d ed., 1910, 170.— Grinnell, (J.), Condor, 

 xi, 1909, 138 (Mt. Tamalpais, Marin Co., California, May; crit.); Pacific 

 Coast Avifauna, no. 8, 1912, 13. — Bowles, Condor, xii, 1910, 110 (Tacoma, 

 Washington, breeding). — Clay, Condor, xiii, 1911, 75 (near Eureka, n. Cali- 

 fornia; notes). — Rathbun (S. F.), Auk, xx-dii, 1911, 493 (Seattle, Washing- 

 ton, Oct. 27, 1907). 



Strix ocddentalis caurinum Brooks, Auk, xxvl, July, 1909, 813 (ChilUwack, Brit- 

 Columbia, Jan.). 



Strix ocddentalis caurinus Swarth, Univ. Calif. Pub. Zool., vii, no. 1, May 26, 

 1910, 8 (Mt. Tamalpais). 



iSim ocddentale caurinum Clark (A. H.), Proc. U. S. Nat. Mus., xxxviii, 1910, 

 59 (Union Bay, Vancouver I.). 



[Syrnmmi] caurinum Shabpe, Hand-list, i, 1899, 293. 



STRK OCCroENTALIS HUACHUCS Swarth. 

 ABIZON'A SPOTTED OWL. 



Similar to 8. o. ocddentalis but white spots on upper parts larger, 

 those on lower hindneck distinctly transverse, or in form of broad 

 transverse bars; brown markings on under parts narrower, on chest 

 forming distinct and regular bars, and rather lighter in tone; legs 

 and feet paler buflE (sometimes nearly white), less heavily mottled 

 with paler brown. 



Adult male. — ^Length (skins), 405-410 (407.5); wing, 312-321 

 (316.5); tail, 195-215 (205); cuhnen, from cere, 20.5-21 (20.7)." 



Adult female. — Wing, 317; tail, 225; culmen, from cere, 19.5.* 



Mountains of Arizona (Huachuca and Santa Catalina ranges; Fort 

 Whipple; Santa Clara Valley; near Tucson) and eastward through 



a Two specimens. b One specimen. 



